PHPMailer up to 5.2.13 class.phpmailer.php sendCommand input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.0 | $0-$5k | 0.00 |
A vulnerability was found in PHPMailer up to 5.2.13. It has been rated as critical. This issue affects the function sendCommand
of the file class.phpmailer.php. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
Multiple CRLF injection vulnerabilities in PHPMailer before 5.2.14 allow attackers to inject arbitrary SMTP commands via CRLF sequences in an (1) email address to the validateAddress function in class.phpmailer.php or (2) SMTP command to the sendCommand function in class.smtp.php, a different vulnerability than CVE-2012-0796.
The weakness was shared 12/16/2015 by Takeshi Terada (Website). The advisory is shared at github.com. The identification of this vulnerability is CVE-2015-8476 since 12/04/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.
By approaching the search of inurl:class.phpmailer.php it is possible to find vulnerable targets with Google Hacking. The vulnerability scanner Nessus provides a plugin with the ID 87268 (Debian DLA-363-1 : libphp-phpmailer security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.
Upgrading to version 5.2.14 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (87268).
Product
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Input validationCWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Google Hack: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 87268
Nessus Name: Debian DLA-363-1 : libphp-phpmailer security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 703416
OpenVAS Name: Debian Security Advisory DSA 3416-1 (libphp-phpmailer - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: PHPMailer 5.2.14
Patch: github.com
Timeline
11/01/2015 🔍11/01/2015 🔍
12/04/2015 🔍
12/08/2015 🔍
12/09/2015 🔍
12/16/2015 🔍
12/16/2015 🔍
12/17/2015 🔍
12/29/2015 🔍
07/01/2022 🔍
Sources
Advisory: 6687a96a18b8f12148881e4ddde795ae477284b0Researcher: Takeshi Terada
Status: Not defined
Confirmation: 🔍
CVE: CVE-2015-8476 (🔍)
OVAL: 🔍
Vulnerability Center: 55430 - PHPMailer before 5.2.14 Multiple Remote CRLF Injection Vulnerabilities, Medium
SecurityFocus: 78619 - PHPMailer 'class.phpmailer.php' Security Bypass Vulnerability
Entry
Created: 12/17/2015 09:28Updated: 07/01/2022 09:56
Changes: 12/17/2015 09:28 (60), 06/20/2018 08:24 (13), 07/01/2022 09:52 (5), 07/01/2022 09:56 (1)
Complete: 🔍
Cache ID: 18:465
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